Houston Astros third base coach Dave Clark (35) gets a hug from J.R. Richard in the dugout after the Astros 50th Anniversary ceremony before the start of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Houston Astros third base coach Dave Clark (35) gets a hug from J.R. Richard in the dugout after the Astros 50th Anniversary ceremony before the start of an MLB baseball game at Minute Maid Park on Saturday, ... more

Craig Biggio helps Jimmy Wynn off the field after the Astros 50th Anniversary ceremony before the start of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Craig Biggio helps Jimmy Wynn off the field after the Astros 50th Anniversary ceremony before the start of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / ... more

Craig Biggio helps Jimmy Wynn off the field after the Astros 50th... Photo-3497667.49466 - Houston Chronicle

Craig Biggio, Jimmy Wynn, Craig Reynolds, Roger Clemens, Alan Ashby and Jose Cruz during the National Anthem during the Astros 50th Anniversary ceremony before the start of an MLB baseball game at Minute Maid ... more

Roger Clemens waves to the fans during the Astros 50th Anniversary ceremony before the start of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Roger Clemens waves to the fans during the Astros 50th Anniversary ceremony before the start of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston ... more

Pittsburgh Pirates shortstop Clint Barmes (12) tries to throw the single by Houston Astros second baseman Jose Altuve (27) to first during the first inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Pittsburgh Pirates shortstop Clint Barmes (12) tries to throw the single by Houston Astros second baseman Jose Altuve (27) to first during the first inning of an MLB baseball game at Minute Maid Park on ... more

Houston Astros second baseman Jose Altuve (27) is tagged out by Pittsburgh Pirates shortstop Clint Barmes (12) as he was caught stealing second during the first inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Houston Astros second baseman Jose Altuve (27) is tagged out by Pittsburgh Pirates shortstop Clint Barmes (12) as he was caught stealing second during the first inning of an MLB baseball game at Minute Maid ... more

Pittsburgh Pirates manager Clint Hurdle (13) gets ejected by first base umpire Tim Timmons over a changed call at first involvingPittsburgh Pirates catcher Michael McKenry (55) during the second inning of an ... more

Pittsburgh Pirates manager Clint Hurdle (13) gets ejected by first base umpire Tim Timmons over a changed call at first involvingPittsburgh Pirates catcher Michael McKenry (55) during the second inning of an ... more

Houston Astros second baseman Jose Altuve (27) adjusts his batting helmet during his at bat during the third inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Houston Astros second baseman Jose Altuve (27) adjusts his batting helmet during his at bat during the third inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen ... more

Houston Astros right fielder Fernando Martinez (21) reacts as he strikes out during the fourth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Houston Astros right fielder Fernando Martinez (21) reacts as he strikes out during the fourth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / ... more

Houston Astros third baseman Scott Moore (46) reacts as he strikes out during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Houston Astros third baseman Scott Moore (46) reacts as he strikes out during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston ... more

Houston Astros third baseman Scott Moore (46) argues with home plate umpire Jeff Kellogg after he was called out on a strike during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Houston Astros third baseman Scott Moore (46) argues with home plate umpire Jeff Kellogg after he was called out on a strike during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, ... more

Pittsburgh Pirates center fielder Andrew McCutchen (22) tries to get his hands on a fly ball hit by Houston Astros shortstop Jed Lowrie (4) during the seventh inning of an MLB baseball game at Minute Maid Park ... more

Pittsburgh Pirates center fielder Andrew McCutchen (22) tries to get his hands on a fly ball hit by Houston Astros shortstop Jed Lowrie (4) during the seventh inning of an MLB baseball game at Minute Maid Park ... more

Pittsburgh Pirates shortstop Clint Barmes (12) makes an error as he reaches for a single hit by Houston Astros third baseman Matt Dominguez (30) during the seventh inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Pittsburgh Pirates shortstop Clint Barmes (12) makes an error as he reaches for a single hit by Houston Astros third baseman Matt Dominguez (30) during the seventh inning of an MLB baseball game at Minute Maid ... more

Pittsburgh Pirates first baseman Garrett Jones (46) watches as Houston Astros catcher Jason Castro (15) ball leaves the park on a three-run home run during the seventh inning of an MLB baseball game at Minute ... more

Houston Astros catcher Jason Castro (15) celebrates his three-run home run during the seventh inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / ... more

Houston Astros catcher Jason Castro (15) celebrates his three-run home run during the seventh inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / ... more

Houston Astros second baseman Jose Altuve (27) makes the double play throw to Houston Astros shortstop Tyler Greene (23) to get Pittsburgh Pirates shortstop Clint Barmes (12) out at second and Pittsburgh Pirates left fielder Alex Presley (7) out at first during the eighth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. ( Karen Warren / Houston Chronicle ) (Houston Chronicle) less

Houston Astros second baseman Jose Altuve (27) makes the double play throw to Houston Astros shortstop Tyler Greene (23) to get Pittsburgh Pirates shortstop Clint Barmes (12) out at second and Pittsburgh ... more

Houston Astros shortstop Tyler Greene (23) leaps over Pittsburgh Pirates shortstop Clint Barmes (12) after making the double play out on Pittsburgh Pirates left fielder Alex Presley (7) during the eighth inning ... more

Houston Astros shortstop Tyler Greene (23) leaps over Pittsburgh Pirates shortstop Clint Barmes (12) after making the double play out on Pittsburgh Pirates left fielder Alex Presley (7) during the eighth inning ... more

Houston Astros third baseman Scott Moore (46) argues with home plate umpire Jeff Kellogg after he was called out on a strike during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. less

Houston Astros third baseman Scott Moore (46) argues with home plate umpire Jeff Kellogg after he was called out on a strike during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, ... more

Houston Astros third baseman Scott Moore (46) argues with home plate umpire Jeff Kellogg after he was called out on a strike during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, Sept. 22, 2012, in Houston. less

Houston Astros third baseman Scott Moore (46) argues with home plate umpire Jeff Kellogg after he was called out on a strike during the fifth inning of an MLB baseball game at Minute Maid Park on Saturday, ... more

Chris Snyder (18) reacts as he strikes out during the fourth... Photo-3490482.49466 - Houston Chronicle

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Jose Altuve (27) throws the ball to second to get out Pirates left fielder Starling Marte (6) on second who was forced out on a single by Pirates shortstop Clint Barmes (12). (Karen Warren / Houston Chronicle)

Jose Altuve (27) throws the ball to second to get out Pirates left fielder Starling Marte (6) on second who was forced out on a single by Pirates shortstop Clint Barmes (12). (Karen Warren / Houston Chronicle)

Jose Altuve (27) throws the ball to second to get out Pirates left... Photo-3490483.49466 - Houston Chronicle